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(11)

EP 4 173 079 A1

(12)

(43) Date of publication: 03.05.2023 Bulletin 2023/18 (21) Application number: 21745559.1 (22) Date of filing: 25.06.2021

(51) International Patent Classification (IPC):  H01M 50/54(2021.01) H01M 10/0585(2010.01) (52) Cooperative Patent Classification (CPC): H01M 50/54; H01M 10/0585; Y02E 60/10; Y02P 70/50 (86) International application number: PCT/US2021/039140 (87) International publication number: WO 2021/263135 (30.12.2021 Gazette 2021/52)

(84) Designated Contracting States: AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR Designated Extension States: BA ME Designated Validation States: KH MA MD TN (30) Priority: 25.06.2020 US 202063044326 P (71) Applicant: MEDTRONIC, INC. Minneapolis, MN 55432-5604 (US)	(72) Inventors: ZHAO, Hailiang Brooklyn Center, Minnesota 55430-1489 (US) BUENDORF, David Brooklyn Center, Minnesota 55430-1489 (US) HOVLAND, Erik J. Brooklyn Center, Minnesota 55430-1489 (US) YAKOVLEV, Vadim A. Brooklyn Center, Minnesota 55430-1489 (US) (74) Representative: Zimmermann & Partner Patentanwälte mbB  Postfach 330 920 80069 München 80069 München (DE)